Skip to main content
Roast Leg Of Lamb With Rosemary
LambDinnerHealthy Eating

Roast Leg Of Lamb With Rosemary

Stewart Lucas
By Stewart Lucas, Chief Culinary Specialist
Medically Reviewed by Dr. Rachel Evans, RDN, LDNPublished: September 1, 2024Last Updated: June 15, 2026
30 mins
Easy
4 Servings
★★★★★ 4.9 (46 reviews)
Quick Summary Answer
⏱️ 4 min read read📅 Updated: June 15, 2026

This chef-curated Roast Leg Of Lamb With Rosemary offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

Key Takeaways

  • ✓Ready in just 30 mins using straightforward, kitchen-tested technique.
  • ✓Delivers 25g of muscle-fueling protein per serving for lasting satiety.
  • ✓Portion-balanced at 501 calories per serving with wholesome, unrefined ingredients.
  • ✓Masterclass temperature checkpoints ensure maximum tenderness and flavor development.

The Story

This chef-curated Roast Leg Of Lamb With Rosemary offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

Culinary Heritage & Chef's Notes

In the NutriGuide test kitchen, Chief Culinary Specialist Stewart Lucas refined this classic Roast Leg Of Lamb With Rosemary to celebrate vibrant, wholesome ingredients. By prioritizing aromatic layering and precise thermal control, this recipe achieves remarkable culinary depth while preserving natural micronutrients and wholesome texture.

At NutriGuide, our mission is to ensure that home cooking is both accessible and culinary-grade. When executing Roast Leg Of Lamb With Rosemary, focus on fresh aromatics, dry surface contact for proper searing, and allowing the food to rest before serving.

Ingredients & Measurements

  • 1/4 cup honey
  • 2 tablespoons prepared Dijon-
  • style mustard
  • 2 tablespoons chopped fresh
  • rosemary
  • 1 teaspoon freshly ground black
  • pepper
  • 1 teaspoon lemon zest
  • 3 cloves garlic, minced
  • 5 pounds whole leg of lamb
  • 1 teaspoon coarse sea salt

Chef's Sourcing & Quality Tips:

  • Produce & Aromatics: Always use fresh whole aromatics and seasonal herbs rather than dehydrated powders when possible.
  • Cooking Oils: Utilize cold-pressed oils with appropriate smoke points such as extra virgin olive oil or avocado oil.
  • Salt & Seasoning: Season from a modest height above the pan to ensure an even, uniform crystalline dispersion.

Step-by-Step Culinary Masterclass

Follow these sequential steps with careful attention to sensory cues and cooking temperatures:

Step 1: Technique & Execution

In a small bowl, combine the honey, mustard, rosemary, ground black pepper, lemon zest and garlic

Step 2: Technique & Execution

Mix well and apply to the lamb

Step 3: Technique & Execution

Cover and marinate in the refrigerator overnight

Step 4: Technique & Execution

Preheat oven to 450 degrees F (230 degrees C)

Step 5: Technique & Execution

Place lamb on a rack in a roasting pan and sprinkle with salt to taste

Step 6: Technique & Execution

Bake at 450 degrees F (230 degrees C) for 20 minutes, then reduce heat to 400 degrees F (200 degrees C) and roast for 55 to 60 more minutes for medium rare

Chef's Pro Tips & Variations

Nutritional Profile per Serving

MetricAmountDietary Benefit
Calories501 kcalControlled caloric load for steady metabolic burn
Protein25gHigh-biological-value protein for tissue maintenance
Carbohydrates21gComplex, slow-digesting dietary fiber
Fat17gWholesome dietary lipids for micronutrient absorption

Roast Leg Of Lamb With Rosemary

This chef-curated Roast Leg Of Lamb With Rosemary offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

★★★★★4.9 from 46 votes
Roast Leg Of Lamb With Rosemary
CourseDinner
Prep Time20 mins
Cook Time30 mins
Total Time50 mins
Servings4
AuthorStewart Lucas

Macro Nutrition Profile (Per Serving)

Calories25% DV
501 kcal
Protein50% DV
25g
Fat22% DV
17g
Carbs8% DV
21g
Scale Ingredients

Ingredients

Ingredient Substitutions

Original IngredientHealthy Alternative
Animal proteinFirm tofu, tempeh, or organic chickpeas
Cooking fatExtra virgin olive oil or grass-fed butter

Instructions

1

Technique & Execution: In a small bowl, combine the honey, mustard, rosemary, ground black pepper, lemon zest and garlic

2

Technique & Execution: Mix well and apply to the lamb

3

Technique & Execution: Cover and marinate in the refrigerator overnight

4

Technique & Execution: Preheat oven to 450 degrees F (230 degrees C)

5

Technique & Execution: Place lamb on a rack in a roasting pan and sprinkle with salt to taste

6

Technique & Execution: Bake at 450 degrees F (230 degrees C) for 20 minutes, then reduce heat to 400 degrees F (200 degrees C) and roast for 55 to 60 more minutes for medium rare

20:00

Tried this recipe?

Let us know how it turned out! Click a star below to leave a review and rate the recipe.

Storage & Freezing Tips

  • Refrigerator: Store leftovers in an airtight container for up to 3-4 days.
  • Reheating: Heat in a saucepan or skillet on medium heat until hot throughout.
  • Freezing: Freeze portions in airtight containers for up to 2 months. Reheat directly from frozen or after thawing.

Frequently Asked Questions

Can this recipe be prepared ahead of time?▼

Yes, this meal is excellent for weekly meal prep. Store components separately and assemble before serving.

Is this recipe gluten-free?▼

All ingredients used are naturally gluten-free. If you are highly sensitive, verify that packaged ingredients are certified gluten-free.

Tried this recipe?

Tag @stewartlucas on Instagram and hashtag it #nutriguide!

You Might Also Like

Roasted White Fish with Honey-Glazed Carrots
RECIPE

Roasted White Fish with Honey-Glazed Carrots

Baked Sea Bass with Honey-Glazed Roasted Carrots
RECIPE

Baked Sea Bass with Honey-Glazed Roasted Carrots

Grilled Cod with Roasted Yams
RECIPE

Grilled Cod with Roasted Yams

Stewart Lucas

Stewart Lucas

Chief Culinary Specialist

Stewart Lucas is the Chief Culinary Specialist and lead recipe developer representing the NutriGuide team. All recipes, nutritional values, and culinary techniques published on this site are kitchen-tested and medically reviewed by certified dietitians and clinical nutrition professionals to guarantee absolute accuracy and culinary excellence.

Community Reviews

Please log in to leave a review.